Bolster your third grader's addition skills with at-home practice in three-digit addition.

Carrying over takes a bit of practice. Give your second grade mathematician a boost with these practice problems.

Practice your addition skills with this inviting second-grade worksheet!

Practice three-digit addition using open number lines with this second-grade math worksheet!

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Get more practice exploring properties of operations while writing addition equations in this second-grade math worksheet!

Explore properties of operations while writing addition equations in this second-grade math worksheet!

Use place value to add three-digit numbers with this second-grade worksheet!

Add multi-digit numbers with ease in this colorful second-grade math worksheet!

Master addition using a place value chart with this engaging second-grade worksheet!

Continue exploring properties of operations while writing addition equations in this second-grade math worksheet!

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

Children practice writing numbers from expanded forms, and expanded forms from numbers.

Let your child get in some extra addition practice with this worksheet perfect for carrying beginners.

Children will put their three-digit addition skills to the test as they solve 23 practice problems in this math worksheet.

A board game perfect for sharpening your 1st-grader's addition skills.

Your second grader and his handy addition skills are needed! Can he help Ralph keep track of his hollyhock's growth?

Can your second grader use her addition ability to chart the growth of Augusto's snapdragon?

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

What does carrying have to do with math? Help your second grader find out with this worksheet full of big number addition and carrying hints.

Once your child masters addition with carrying, there's practically no number too big for her to add!

Help your child get used to addition with carrying so that she'll be all ready to go by the time it's introduced in school.

If your child likes to carry, then this is the worksheet for her!

Does your child ever wonder where to put the numbers she carries over in addition problems? He'll wonder no more with this helpful worksheet!

This worksheet isn't for beginners! Let your math savvy kid take on this carrying challenge. Can he add up these big numbers to find the correct sum?

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

Represent ones and tens with crayons in this fun worksheet.

In this worksheets, learn how to add the tens first when using a hundreds chart.